diff --git a/mindspore/ccsrc/minddata/dataset/engine/cache/cache_server.cc b/mindspore/ccsrc/minddata/dataset/engine/cache/cache_server.cc
index c4ed4bf83b..8e07602be2 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/cache/cache_server.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/cache/cache_server.cc
@@ -1293,7 +1293,8 @@ CacheServer::Builder::Builder()
       num_workers_(std::thread::hardware_concurrency() / 2),
       port_(50052),
       shared_memory_sz_in_gb_(kDefaultSharedMemorySize),
-      memory_cap_ratio_(kDefaultMemoryCapRatio) {
+      memory_cap_ratio_(kDefaultMemoryCapRatio),
+      log_level_(1) {
   if (num_workers_ == 0) {
     num_workers_ = 1;
   }
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.cc b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.cc
index a1805204c5..880ef47f46 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.cc
@@ -80,6 +80,5 @@ Status CacheLookupNode::SamplerBuild(std::shared_ptr<SamplerRT> *const out) {
   *out = std::shared_ptr<SamplerRT>(lookup_op);
   return Status::OK();
 }
-
 }  // namespace dataset
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.h b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.h
index 7c0e6643f3..443e4f2003 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.h
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_lookup_node.h
@@ -25,7 +25,6 @@
 
 namespace mindspore {
 namespace dataset {
-
 class CacheLookupNode : public DatasetNode, public SamplerObj {
  public:
   /// \brief Constructor
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.cc b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.cc
index 2a08a5e2c9..44ce6b1676 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.cc
@@ -65,6 +65,5 @@ Status CacheMergeNode::AcceptAfter(IRNodePass *const p, bool *const modified) {
   // Downcast shared pointer then call visitor
   return p->VisitAfter(shared_from_base<CacheMergeNode>(), modified);
 }
-
 }  // namespace dataset
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.h b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.h
index d49a19e37e..297d7273c2 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.h
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_merge_node.h
@@ -24,7 +24,6 @@
 
 namespace mindspore {
 namespace dataset {
-
 class CacheMergeNode : public DatasetNode {
  public:
   /// \brief Constructor
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.cc b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.cc
index 66fa1adbcc..eca4a55aa2 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.cc
@@ -72,6 +72,5 @@ Status CacheNode::AcceptAfter(IRNodePass *const p, bool *const modified) {
   // Downcast shared pointer then call visitor
   return p->VisitAfter(shared_from_base<CacheNode>(), modified);
 }
-
 }  // namespace dataset
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.h b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.h
index 1951017752..dd04096d74 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.h
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/cache_node.h
@@ -24,7 +24,6 @@
 
 namespace mindspore {
 namespace dataset {
-
 class CacheNode : public DatasetNode {
  public:
   /// \brief Constructor
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.cc b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.cc
index 0c8ecf7479..2cbf833dc5 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.cc
@@ -213,7 +213,7 @@ Status MindDataNode::Accept(IRNodePass *const p, bool *const modified) {
 }
 
 // Visitor accepting method for IRNodePass
-Status MindDataNode::AcceptAfter(IRNodePass *p, bool *const modified) {
+Status MindDataNode::AcceptAfter(IRNodePass *const p, bool *const modified) {
   // Downcast shared pointer then call visitor
   return p->VisitAfter(shared_from_base<MindDataNode>(), modified);
 }
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.h b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.h
index 1434137a25..c91ee6ebf2 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.h
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/minddata_node.h
@@ -96,13 +96,13 @@ class MindDataNode : public MappableSourceNode {
   /// \param[in] p The node to visit
   /// \param[out] modified Indicator if the node was modified
   /// \return Status of the node visit
-  Status Accept(IRNodePass *p, bool *const modified) override;
+  Status Accept(IRNodePass *const p, bool *const modified) override;
 
   /// \brief Base-class override for accepting IRNodePass visitor
   /// \param[in] p The node to visit
   /// \param[out] modified Indicator if the node was modified
   /// \return Status of the node visit
-  Status AcceptAfter(IRNodePass *p, bool *const modified) override;
+  Status AcceptAfter(IRNodePass *const p, bool *const modified) override;
 
  private:
   std::string dataset_file_;                // search_for_pattern_ will be true in this mode
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.cc b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.cc
index b4a312fc8b..4bf8de29ec 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.cc
@@ -148,13 +148,13 @@ Status RandomNode::SetupSamplerForCache(std::shared_ptr<SamplerObj> *sampler) {
 }
 
 // Visitor accepting method for IRNodePass
-Status RandomNode::Accept(IRNodePass *p, bool *const modified) {
+Status RandomNode::Accept(IRNodePass *const p, bool *const modified) {
   // Downcast shared pointer then call visitor
   return p->Visit(shared_from_base<RandomNode>(), modified);
 }
 
 // Visitor accepting method for IRNodePass
-Status RandomNode::AcceptAfter(IRNodePass *p, bool *const modified) {
+Status RandomNode::AcceptAfter(IRNodePass *const p, bool *const modified) {
   // Downcast shared pointer then call visitor
   return p->VisitAfter(shared_from_base<RandomNode>(), modified);
 }
diff --git a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.h b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.h
index eeae3cd739..6728bdae2c 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.h
+++ b/mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/random_node.h
@@ -115,13 +115,13 @@ class RandomNode : public NonMappableSourceNode {
   /// \param[in] p The node to visit
   /// \param[out] modified Indicator if the node was modified
   /// \return Status of the node visit
-  Status Accept(IRNodePass *p, bool *const modified) override;
+  Status Accept(IRNodePass *const p, bool *const modified) override;
 
   /// \brief Base-class override for accepting IRNodePass visitor
   /// \param[in] p The node to visit
   /// \param[out] modified Indicator if the node was modified
   /// \return Status of the node visit
-  Status AcceptAfter(IRNodePass *p, bool *const modified) override;
+  Status AcceptAfter(IRNodePass *const p, bool *const modified) override;
 
  private:
   /// \brief A quick inline for producing a random number between (and including) min/max
diff --git a/tests/ut/cpp/dataset/c_api_cache_test.cc b/tests/ut/cpp/dataset/c_api_cache_test.cc
index 6ba74e4077..d587ff0b83 100644
--- a/tests/ut/cpp/dataset/c_api_cache_test.cc
+++ b/tests/ut/cpp/dataset/c_api_cache_test.cc
@@ -462,7 +462,7 @@ TEST_F(MindDataTestCacheOp, DISABLED_TestCacheRandomDataCApi) {
 
   schema->add_column("image", mindspore::DataType::kNumberTypeUInt8, {2});
   schema->add_column("label", mindspore::DataType::kNumberTypeUInt8, {1});
-  std::shared_ptr<Dataset> ds = RandomData(4, schema, {}, some_cache);
+  std::shared_ptr<Dataset> ds = RandomData(8, schema, {}, some_cache);
   EXPECT_NE(ds, nullptr);
 
   // Create a Repeat operation on ds
@@ -485,7 +485,7 @@ TEST_F(MindDataTestCacheOp, DISABLED_TestCacheRandomDataCApi) {
     iter->GetNextRow(&row);
   }
 
-  EXPECT_EQ(i, 8);
+  EXPECT_EQ(i, 16);
 
   // Manually terminate the pipeline
   iter->Stop();
diff --git a/tests/ut/python/cachetests/cachetest_args.sh b/tests/ut/python/cachetests/cachetest_args.sh
index 8148926946..ff76f46c9a 100755
--- a/tests/ut/python/cachetests/cachetest_args.sh
+++ b/tests/ut/python/cachetests/cachetest_args.sh
@@ -55,7 +55,9 @@ cmd="${CACHE_ADMIN} --start --spilldir /path_that_does_not_exist"
 CacheAdminCmd "${cmd}" 1
 HandleRcExit $? 0 0
 
-# start cache server twice
+# stop cache server first to test start
+StopServer
+# start cache server
 StartServer
 HandleRcExit $? 1 1
 # start the cache server again, however, this time we expect an error
@@ -200,7 +202,7 @@ if [ "$EUID" -ne 0 ]; then
 fi
 
 # illegal log level
-cmd="${CACHE_ADMIN} --start -l 4"
+cmd="${CACHE_ADMIN} --start -l 5"
 CacheAdminCmd "${cmd}" 1
 HandleRcExit $? 0 0
 cmd="${CACHE_ADMIN} --start -l -1"
diff --git a/tests/ut/python/dataset/test_cache_map.py b/tests/ut/python/dataset/test_cache_map.py
index 09db52596e..3df178c6d0 100644
--- a/tests/ut/python/dataset/test_cache_map.py
+++ b/tests/ut/python/dataset/test_cache_map.py
@@ -804,11 +804,11 @@ def test_cache_map_parameter_check():
 
     with pytest.raises(ValueError) as err:
         ds.DatasetCache(session_id=1, size=0, port=0)
-    assert "Input port is not within the required interval of (1025 to 65535)" in str(err.value)
+    assert "Input port is not within the required interval of [1025, 65535]" in str(err.value)
 
     with pytest.raises(ValueError) as err:
         ds.DatasetCache(session_id=1, size=0, port=65536)
-    assert "Input port is not within the required interval of (1025 to 65535)" in str(err.value)
+    assert "Input port is not within the required interval of [1025, 65535]" in str(err.value)
 
     with pytest.raises(TypeError) as err:
         ds.ImageFolderDataset(dataset_dir=DATA_DIR, cache=True)